Specifications
Headphone
Driver 40mm
Max. Input Power 20mW
Sensitivity at 1kHz 103±3dB
Impedance at 1kHz 32?±10%
Frequency Response 20Hz - 20kHz
Microphone
Driver 9.7mm
Mic Type Cardioid Noise Cancellation
Mic Sensitivity at 1kHz -50dB±3%
Mic Frequency Response 100Hz - 20kHz
Mic Impedance 680?